this is a really big week in the presidential election. the first debate is almost here. >> clock ticking and the candidates will meet face to face finally on one stage. how are they preparing for a knockout punch? we reveal secrets from behind the scenes of their campaigns today. >> another big story you are following, it goes into school lunches all over the country and tonight there are new concerns about peanut butter. >> that's right. we're going to tell everyone what we have learned today about this giant recall of peanut butter brands. we're also going to go through the symptoms you want to watch out for in your children. >> on a much lighter note, i know you are watching the nationals right along with us. >> we are. everybody is excited. >> thank you. we will see you later. she is a big national stand. you can watch world news with diane sawyer right after our news at 6:00. let's check in on traffic. >> not much of the delay on i-95 southbound. there are delays heading towards the fairfax parkway. also for quantico. on route 1 near